.box{
	width:1100px;
	height: 700px;
	background-color:  rgba(205,205,205,0.4);
	margin: 0 auto;
	position: relative;
	
}
.nav{
	width: 100%;
	height: 50px;
	background-color: red;
	display: flex;
	justify-content: space-between;
	align-items: center;
	box-sizing: content-box;
	background-image: linear-gradient(to bottom right, #e66465 , #9198e5);/*渐变*/
}
.nav h1{
	padding-left: 20px;
	color: #fff;
	font-size: 16px;
}
.navb{
	width: 230px;
	height: 25px;
	background-color: rgba(0,0,0,0.3);
	border-radius: 10px;
	display: flex;
	align-items: center;
	overflow: hidden;
	margin-right: 20px;
}
.navb input{
	width: 80%;
	border: 0px;
	box-sizing: border-box;
	background-color: rgba(0,0,0,0);
	margin-left: 10px;
	font-size: 12px;
	color: #fff;
	outline:none /*去掉聚焦框*/
}

/*改变input中placeholder的颜色*/
.navb input::-ms-input-placeholder{
	color: silver;
}
.navb input::-webkit-input-placeholder{
	color: silver;
}

.boxa{
	width: 100%;
	min-height: 650px;
	box-sizing: content-box;
	display: flex;
	justify-content: space-between;
}

.boxa1{
	width: 300px;
	height: 650px;
	display: flex;
	justify-content: center;
	border-right: 2px solid rgba(205,205,205,0.3) ;
	overflow-x: hidden;
	scrollbar-width: none; /*兼容火狐*/
	-ms-overflow-style: none; /*兼容IE*/
}

.boxa1::-webkit-scrollbar{ /*兼容谷歌*/
	display: none;
}
.boxa1 a{
	display: block;
	width: 15px;
	height: 15px;
	/*background-image: url(../img/bf.jpg);
	background-size:100% ;*/
	text-decoration: none;
	color: red;

}
.boxa1 i{
	display: block;
	width: 15px;
	height: 15px;
	background-image: url(../img/2.png);
}
.boxa1 li{
	display: flex;
	justify-content: space-between;
	align-items: center;
	width: 230px;
	padding: 5px;
	margin-top: 10px;
	background-color: rgba(0,0,0,0.2);
	color: #fff;
}
.boxa1 label{
	margin-left: 20px;
	margin-right: 25px;
}

.boxa1 li:nth-of-type(2n+1){
	background-color: rgba(205,205,205,0.6);
	color: #000;
}


.boxa2{
	width: 500px;
	height: 650px;
	border-right: 1px solid rgba(205,205,205,0.3) ;
	display: flex;
	justify-content: center;
	position: relative;
	overflow: hidden;
}

.boxa3{
	width: 300px;
	height: 650px;
	position: relative;
	overflow-x: hidden;
	scrollbar-width: none; /*兼容火狐*/
	-ms-overflow-style: none; /*兼容IE*/
}
.boxa3::-webkit-scrollbar{ /*兼容谷歌*/
	display: none;
}
.boxa3 h1{
	position: absolute;
	top: 5px;
	left: 40%;
	
}

.boxa3_nr{
	width: 260px;
	height: ;
	margin-top: 30px;
	overflow: hidden;
	margin-left: 30px;

}
.boxa3_nr1{
	width: 50px;
	height: 50px;
	float: left;
	overflow: hidden;
	border-radius: 50px;
	
}
.boxa3_nr2{
	width: 200px;
	height: ;
	margin-left: 10px;
	float: left;
	overflow: hidden;

	
}
.boxa3_nr2 h3{
	font-size: 15px;
}
.clear{
	clear: left;
}
.a3p{
	width: 180px;
	height: ;
	margin-top: 5px;
	
}

.boxa3 img{
	width: 100%;
	height: 100%;
}

.boxb{
	width: 100%;
	height: 40px;
	background-color: aliceblue;
	
}
.boxb audio{
	width: 100%;
	height: 100%;
}

/*是否正在播放*/
.boxa2.playing .imgb,
.boxa2.playing .imgc {
	animation-play-state: running;
}

/*杆*/
.boxa2.playing .imga{
	transform: rotate(45deg);
	transition: .5s;
}

@keyframes Rotate{
	from{ transform: rotateZ(0);}
	to{ transform: rotateZ(360deg);}
}

/*旋转的类名*/
.autoRotate{
	animation-name: Rotate;
	animation-iteration-count: infinite;
	animation-play-state: paused;
	animation-timing-function: linear;
	animation-duration: 5s;
}

.imga{
	display: block;
	width: 120px;
	height: 60px;
	position: absolute;
	top: -5px;
	right: 100px;
	z-index: 3;
	transform: rotate(0);
    transform-origin: 12px 12px;
    transition: .5s;
}

.imgb{
	display: block;
	width: 300px;
	height: 300px;
	margin-top: 50px;
	position: relative;
}
.imgc{
	display: block;
	width: 220px;
	height: 220px;
	position: absolute;
	top: 14%;
	left: 29%;
	z-index: -2;
	border-radius: 30px;
}

.mv{
	width: 1100px;
	height: 800px;
	position: absolute;
	background-color: #000;
	top: 0;
	left: 0;
	z-index: 7;
	
}
.mk{
	width: 1100px;
	height: 800px;
	position: absolute;
	top: 0;
	left: 0;
	transform: scale(10);
	background-color: rgba(0,0,0,0.7);
	z-index: 5;
}
.mv video{
	width: 100%;
	height: 100%;
	padding: 0px;
	margin: 0px;
}
